Flügel, 1961, 1975); Barrandeikalk-Formation (Hubmann, Osser-Formation / Osser Formation 1993; Flügel et al., 2011). During evaluation of the con- Bernhard Hubmann ceptional content of the formation and re-definition (Hub- mann, 2003: p. 285–287) the Draxler-Formation (sensu Validity: Valid; first entry by Vacek (1891: “Osserkalk”); for- Flügel, 2000: p. 25; equivalent to “unterer Schweinegg- malized by Flügel (2000: p. 25; Osser-Formation). kalk” of Zier, 1982) was synonymised with the Plabutsch Type area: ÖK50-UTM, map sheet 4223 (ÖK50- Formation. BMN, map sheet 134 Passail). Lithology: The succession represents a highly fossilifer- Type section: Not defined, but Flügel (2000) defined the ous sequence dominated by dark marly bioclastic lime- hill Osser (N 47°20’40” / E 15°30’03”) north of Passail as stones. In the lower parts, especially at the boundary to type region. the underlying Flösserkogel Formation yellow to brownish Reference section(s): - shales occasionally blotched with moulds of chonetid bra- Derivation of name: After the hill Osser (1,548 m) north of chiopods are characteristic. In the upper parts of the for- (Flügel, 2000). mation intercalations of red marls and marly limestones Synonyms: Partly: Kalkschiefer [Folge] (Clar, 1874; He­ are common. ritsch, 1917c); Flaserkalk (Osserkalk) (Clar et al., 1929); Fossils: Coral and sponge taxa dominate the diverse fau- Kalkschiefer-Stufe im Allgemeinen (Waagen, 1937); Kalk- na. Among tabulate corals most common are thamnopo- schiefer-Folge (H. Flügel, 1961, 1975). rids (Thamnopora reticulata, Th. vermicularis, “Striatopora” Lithology: Bluish platy tectonically stressed flaser lime- suessi), favositids (Favosites styriacus, F. alpinus), and stones and grey dolostones with local intercalations of heliolitids (Pachycanalicula barrandei). The rugose coral marly clay/siltstones and sandstones. fauna is dominated by mostly fractured dendroid (phac- Fossils: Bad preserved rugose and tabulate corals. eloid) taxa. A frequent and distinctive phillipsastreid tax- on is Thamnophyllum (Th. stachei, Th. murchisoni). Stro- Origin, facies: Shallow subtidal environment. matoporoids are mostly recrystallized and thus precluding Chronostratigraphic age: ? Eifelian. precise determinations (common genera are Actinostroma Biostratigraphy: - and Clathrocoilona). Among brachiopods the thick valved Thickness: 50–100 m. Zdimir cf. hercynicus may occur in coquina horizons. For faunal list see H. Flügel (1975: p. 44–46). Lithostratigraphically higher rank unit: Rannach Group (Flügel, 2000, p. 25). Origin, facies: A deposition on a differentiated and gen- tly inclined carbonate platform of some few (tens) meters Lithostratigraphic subdivision: - is assumed (Hubmann, 1993). Conspicuous is the rarity of Underlying unit(s): Flösserkogel Formation. in situ organisms, the intermittently high supply of clayey Overlying unit(s): Tyrnaueralm Formation? sediments (marl-limestone intercalations) and high supply Lateral unit(s): Plabutsch Formation? of lime mud, temporary influx of high amounts of conti- Geographic distribution: , highland in the surround- nental phytoclasts and storm impacts (tempestites) (Hub- ings of Graz, southeast of the Teichalm; ÖK50-BMN, map mann, 1995). sheet 134 Passail. Chronostratigraphic age: Eifelian; locally the sequence Remarks: - may range from Upper Emsian to Lower Givetian (Hub- mann, 1993). Complementary references: Stattegger (1984). Biostratigraphy: - Schweinegg-Formation / Schweinegg Formation Thickness: 80–100 m, strong variation. Bernhard Hubmann

Lithostratigraphically higher rank unit: Rannach Group. Validity: Valid; first description by Zier (1982: “oberer Lithostratigraphic subdivision: In some sections at the ­Schweineggkalk”); formalized by Flügel (2000: p. 35–36; base of the unit less than 5 m thick brownish to yellow Schweinegg-Formation). marly slates with moulds of chonetid brachiopods are Type area: ÖK50-UTM, map sheet 4223 Weiz (ÖK50- named Gaisberg Bed (Flügel, 2000; Hubmann & Fritz, BMN, map sheet 134 Passail). 2004; Hubmann & Messner, 2007). Type section: No type section defined, but Flügel (2000) Underlying unit(s): Flösserkogel Formation (conformable appointed the Schweinegg (= Schweineck, 1,457 m), a hill contact, transgressive). southwest of Teichalmhütte in the Hochlantsch area as type region (N 47°20’52” / E 15°26’40”). Overlying unit(s): Kollerkogel Formation (conformable contact). Reference section(s): - Derivation of name: After a hill called Schweinegg in the Lateral unit(s): Flösserkogel Formation, Kollerkogel For- Hochlantsch region, approximately 55 km north of Graz. mation, Tyrnaueralm Formation, Osser Formation. Synonyms: Oberer Schweineggkalk (Zier, 1982). Geographic distribution: Styria, highland in the surround- Lithology: Dark grey to brown fossiliferous limestones. ings of Graz; ÖK50-BMN, map sheets 134 Passail, 162 Köflach, 163 Voitsberg, 164 Graz. Fossils: Stromatoporoids, rugose and tabulate corals, cri- noids (see Zier, 1982). Remarks: - Origin, facies: Subtidal depositional environment with mi- Complementary references: Ebner & Hubmann (2012). nor terrigenous influx.

50 Chronostratigraphic age: Eifelian, Givetian? Lateral unit(s): Zachenspitz Formation? Biostratigraphy: - Geographic distribution: Styria, highland in the surround- Thickness: Less than 100 m. ings of Graz; ÖK50-BMN, map sheet 134 Passail. Lithostratigraphically higher rank unit: Lantsch Group. Remarks: - Lithostratigraphic subdivision: - Complementary references: Flügel (2000). Underlying unit(s): Flösserkogel Formation (with tectonic contact). Kollerkogel-Formation / Kollerkogel Formation Overlying unit(s): Tyrnaueralm Formation. Bernhard Hubmann Lateral unit(s): Zachenspitz Formation. Validity: Valid; first entry by Suess (1868: “ungeschich- Geographic distribution: Styria, highland in the surround- teter, … lichtgrauer Kalkstein, welcher … an den Westhän- ings of Graz; ÖK50-BMN, map sheet 134 Passail. gen des Kollerberges … entblößt ist”); formalized by Flü- Remarks: Parts of this formation which contain corals and gel (2000: p. 25–26; Kollerkogel-Formation). stromatoporoids resemble the Plabutsch Formation resp. Type area: ÖK50-UTM, map sheet 4229 Graz (ÖK50- the Tyrnaueralm Formation of the Rannach Group. Zier BMN, map sheet 164 Graz). (1982) distinguished two parts within the sequence, a low- er up to 60 m thick part of the succession which contains Type section: No type section defined, but Flügel considerable amounts of stromatoporoids and corals and (2000) selected a type region at Kollerkogel (Kollerberg, an upper part with white fossil-free beds of limestones. 633 m) (N 47°03’46” / E 15°22’35”), a hill belonging to the Plabutsch-Buchkogel-Range west of Graz. Flügel (2000) assigned Zier’s lower part of the formation (“unterer Schweineggkalk”) to the Draxler Formation which Reference section(s): - was synonymised with the Plabutsch Formation by Hub- Derivation of name: After the hill Kollerberg (633 m) west mann (2003). of Graz. Complementary references: Gollner & Zier (1985). Synonyms: Helle Kalke (Kuntschnig, 1937); Helle Kal- ke des Mitteldevon (Schäfer, 1937); partly: Korallenkalk (Clar, 1874) and Mitteldevon-Gruppe (Vacek, 1891). Rotmüller-Formation / Rotmüller Formation Lithology: Grey dolomites with biolaminations, light blu- Bernhard Hubmann ish limestones (mostly mudstones), locally bioclastic lime- Validity: Valid; first description and formalization by Ebner stones with chert nodules. (1998: p. 128). Fossils: Rugose and tabulate corals, stromatoporoids, Type area: ÖK50-UTM, map sheet 4222 Leoben (ÖK50- conodonts. BMN, map sheet 163 Voitsberg). Origin, facies: Major parts of the sequence developed in Type section: No type section published because of bad an open platform setting; basal parts are shallow restricted outcrops; according to Ebner (1998) on both sides of the lagoonal deposits due to biolaminations, emersion hori- Arzbach valley from “Reicherhöhe” (998 m; N 47°12’24” / zons and pseudomorphs after gypsum. E 15°14’23”) in the southwest to “Rathlosgraben” in the Chronostratigraphic age: Givetian–Frasnian. northeast and in the vicinity of the farmstead “Rotmüller” (N 47°14’54” / E 15°14’52”) on ÖK50-BMN, map sheet 163 Biostratigraphy: varcus Zone; asymmetricus to triangula- Voitsberg typical outcrops of the formation may be seen. ris conodont zones. Reference section(s): See above; forest road west of Thickness: Strong variation in thickness; about 150 m. Reicherhöhe at altitude 880 m (Ebner, 1998) Lithostratigraphically higher rank unit: Rannach Group. Remarks: The Formation may be a lateral equivalent of the Lithostratigraphic subdivision: Flügel (2000) included Tyrnaueralm Formation (Ebner, 1998: p. 128). four members in the Kollerkogel Formation. Derivation of name: After the farmstead “Rotmüller” Gaisbergsattel Member: dark grey biolaminated dolo­ 40 km northwest of Graz. stones; about 20 m (up to 100 m) in thickness. Synonyms: - Kanzel Member: light grey to bluish limestones; mostly mudstones; up to 100 m in thickness. Massive light to dark grey dolostones. Lithology: Platzl Member: sequence of grey limestones intercalated Fossils: Stromatoporoids (especially amphiporids), rugose with carbonatic argillaceous shales; about 50 m in thick- and tabulate corals, crinoids, brachiopods. ness. Origin, facies: Subtidal depositional environment. Platzlkogel Member: grey limestones (in some places bio- hermal structures); about 75 m in thickness. Chronostratigraphic age: ?Eifelian – Givetian. Underlying unit(s): Plabutsch Formation (conformable Biostratigraphy: - contact). Thickness: About 300 m. Overlying unit(s): Steinberg Formation (conformable con- Lithostratigraphically higher rank unit: Lantsch Group. tact). Lithostratigraphic subdivision: - Lateral unit(s): ? Plabutsch Formation. Underlying unit(s): Flösserkogel Formation (tectonic con- Geographic distribution: Styria, highland in the surround- tact). ings of Graz; ÖK50-BMN, map sheets 134 Passail, 163 Overlying unit(s): Fahrneck Formation. Voitsberg, 164 Graz.

51 Austrian Stratigraphic Chart 2004 - Paleozoic (sedimentary successions)

Global Classification Austrian Stratigraphic Commission STAGE / AGE ASC TIME Ma SERIES / EPOCH ERATHEM / ERA SYSTEM / PERIOD DURATION Ma CHANGHSINGIAN 251 Dorashamian 2.8 Haselgebirge 255 WUCHIAPING- IAN 6.6 Northern Calcareous Alps Dzhulfian Kristberg Beds LOPINGIAN U. PERMIAN 260 Bellerophon Bellerophon Graschnitz Formation

Präbichl Formation Formation Formation

CAPITANIAN 5.4 Silbersberg Formation 265 WORDIAN 2.2 Gröden Formation

ROADIAN 2.6 Gröden Formation MID. PERMIAN GUADALUPIAN 270

Gröden Formation Gröden Formation KUNGURIAN 5.0 ? 275

Tarvis Breccia

280 Alpine Verruccano Treßdorf Limestone ARTINSKIAN 8.8

Clastic Trogkofel Limestone Trogkofel 285 Formation

PERMIAN SAKMARIAN 10.2 290 Upper Pseudoschwagerina 48 CISURALIAN Formation

? Formation Werchzirm Laas Formation Sandstones LOWER PERMIAN 295 Northern Calcareous Alps ASSELIAN 4.4 Grenzland Formation Rattendorf Formation Drau Range Zöbing Formation 299 Lower Pseudoschwagerina Formation GZHELIAN 4.9 of St. Paul Auernig Group Auernig Group KASIMOVIAN 2.6 305 Upper Carboniferous Waidegg Formation Lower Paleozoic of Zöbing Nötsch Hahn- Formation MOSKOVIAN 5.2 graben 310 Formation Sunk Formation Stangnock Formation Höchkg. Formation 6.4 315 Badstub BASHKIRIAN Formation U. CARBONIFEROUS PENNSYLVANIAN

320 SERPUKHOV- 8.3 IAN 325 Triebenstein Formation Triebenstein 330 Eisenerz Formation Erlachgraben Formation 335 VISEAN 18.9 Kirchbach Limestone Hochwipfel Formation Carboniferous of Nötsch Hochwipfel Formation Hochwipfel Formation 340 Bärenschütz Formation Crinoidal Limestone Dimon Formation Limestone Breccia 345 Steilbach Formation Shale, Lydite Breccias Shale, Lydite Dornerkogel Formation MISSISSIPPIAN 350 13.9 TOURNAISIAN Sanzenkogel Formation CARBONIFEROUS Plotta Lydite 60.2 355 Limestones Kronhof Limestone LOWER CARBONIFEROUS Kronhof Limestone 359.2 Upper Althofen Formation

365 FAMENNIAN 15.3

?

370 Upper Althofen Steinberg Formation Auen Dolomite Marinelli Limestone Limestone Breccia Kollinkofel Limestone Fm.

375 Shale, UPPER Limestones Pal Limestone DEVONIAN Hochlantsch Hochlantsch FRASNIAN 10.8 380 Flaser Limestone Dolomites, Flaser Limestones Lydites Fahrneck Fm. Zachenspitz Fm. Feldkogel Limestone

385 Lydites, Schists, Lydites Kollerkogel Formation Limestone Breccia Schattberg Formation

6.5 Greywackes

GIVETIAN Zollner Formation Kellergrat Reef Limestone 390 Tyrnaueralm Fm. Reef Limestone Hohe Trieb Fm. Hohe Trieb Platy Limestone Valentin Limestone Valentin

Reef-debris Ls. Cellon Limestone MIDDLE EIFELIAN 5.7 395 of Althofen DEVONIAN Plabutsch Formation Osser Fm. Schweinegg Fm. Rotmüller Fm. Limestones, Lydites Spinotti Ls. Seeberg Coral-Crinoidal Limestone Schöckel Fm. Seeland Crinoidal Limestone Sauberg Limestone Freikofel Limestone Eiskar Limestone Massive Limestones Hochschlag Fm.

Dalejian Lower Althofen

400 Limestone Upper Polster Limestone Lambertenghi Limestone

DEVONIAN 9.5 Harrberger Fm. EMSIAN Kogler Formation Vinz Limestone Vinz Burgstall Crinoid- Flösserkogel Formation See- 405 Stromatoporoid Gamskogel Limestone warte Findenig Limestone Ursch Dolomite (Kaindorf Dolomite) Zlichovian Spielberg Dolomite Schwaz Dolomite Limestone Ls. Shale 56.8 Flaser Limestones Seeberg (Adelsberg Limestone) Hohe

Parmasegg Hubenhalt Formation Complex PRAGIAN 4.2 Formation Dolomite from Hannersdorf Warte Limestone Kellerwand LOWER Ls. Metapsammitic 410 Bronteus Limestone DEVONIAN (Grebenzen Limestone) Rauchkofel 4.8 Klinglerkar Formation Metabasaltic LOCHKOVIAN Haider Marble Complex Limestone Platy Banded Formation Schönberg Formation Boden Limestone

Mölbling Dolomite Limestone Limestone Cavernous Dolomites Mölbling Limestone 416 Bameder-, Heigger PRIDOLI Megaerella Ls. Alticola Ls. Bischofalm Shales 2.7 Middle and Upper Limestone Murau Limestone Cardiola Flaser Limestones Alticola Limestone Orthoceratid

Formation Fm. St.Jakob Formation Kötschberg

LUDFORDIAN 420 Pranker Metaclastics Cardiola Fm. Cardiola Fm. 4.2 Dolomite LOW LUD- GORSTIAN Middle Auen and from Sulz Dolomite- Lydite Group Orthoceratid Limestone HOMERIAN Dolomites and shales 5.5 425 from the Hochsteinmaißberg Semriach Fm. Kehr Fm. Gurktal Quartzphyllite Complex WEN- LOCK SHEINWOOD. Southern Burgenland TELYCHIAN 430

Kok Formation Nodular Limestone Nölbling Formation Murau Group Orthoceratid Limestone Rad Schists Red Phyllites 435 Eisenhut Group AERONIAN 15.5 SILURIAN Löhnersbach Formation Hackensteiner Formation Lower Bischofalm Shale 27.7 Dolomites, Limestones with tuffs

440 Formation Taschen

LLANDOVERY RHUDDANIAN Dienten Schists Red Sparitic Ls. 443.7 Plöcken HIRNANTIAN 445 Graz Paleozoic Formation Volcanics Dolomite Rosental Formation PALEOZOIC Lower Auen 12.1 450 Metapelitic Complex Cystoid Limestone

Schattloch Phyllites “Untere Schichten” Wolayer Wolayer Limestone

UPPER Polster 455 Uggwa Limestone Golzeck Quartzite Porphyry Coquina Conglomerates Bischofalm Quartzite Limestones Petersbaumgraben Formation Lydites, Arkoses, Lydites, Schists ORDOVICIAN 5.1 “Clastic Group” Uggwa Shale South Karavanke Mountains Himmelberg Sandstone 460 Blasseneck Porphyry Blasseneck Porphyry Comelico Porphyry Fleons Greywacke Nock Group Kaintal- Val Visdende Fm. Quartzites graben

7.2 Wildschönau Schists Fm. Golzeck Formation DARRIWILIAN 465 Kalwang Gerichtsgraben Carnic Alps Conglomerate Formation

Magdalensberg Group/ Acidic Volcaniclastics Kaser Group/ Kitzeck MIDDLE “Metadiabase” Slates

291 3.7 470 ORDOVICIAN Remschnigg/Sausal Western Greywacke Zone Eastern Greywacke Zone Gurktal Nappe System 6.8 475

480 ORDOVICIAN

LOWER TREMA- 9.7 Legend DOCIAN 44.6 ORDOVICIAN 485 488.3 pelagic, offshore, siliciclastic coal (may include several seams) 490 pelagic, nearshore, calcareous ? position/age doubtful/controversial

shallow marin, neritic | equal units 12.7 495 terrestrial-continental, coarse clastic \ older unit left \ younger unit right UPPER

CAMBRIAN terrestrial-continental, fine clastic hiatus PAIBIAN 500 evaporite (chloride, sulphate) unconformity

505 rhyolite, dacite GSSP 12.0 (basaltic) andesite, trachyandesite

MIDDLE 510 basalt Fm. Formation EOL CAMBRIAN Ls. Limestone phyllite 515 mixed-facies (in corresponding colors)

520 © Commission for the Palaeontological and Stratigraphical Research of (CPSA) of the Austrian Academy of Sciences and Austrian Stratigraphic Commission 525 Cutout and English adaptation of the "Die Stratigraphische Tabelle von Österreich 2004": Geological Survey of Austria

CAMBRIAN 530 29.0 The Austrian Stratigraphic Chart 2004 - Paleozoic is a supplement of: Hubmann, B., Ebner, F., Ferretti, A., Kido, E., Krainer, K., Neubauer, F., Schönlaub, H.-P. & Suttner, T.J. (2014): The Paleozoic Era(them), nd 53.7 535 2 edition. – In: Piller, W.E. [Ed.]: The lithostratigraphic units of the Austrian Stratigraphic Chart 2004 (sedimentary successions) – Vol. I – Abhandlungen der Geologischen Bundesanstalt, 66, 9–133, Wien. LOWER CAMBRIAN

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